You manage a Microsoft Exchange Server 2019 organization that contains several thousand users.
All the users connect to their mailbox by using a mobile device and Exchange ActiveSync.
You need to prevent the users from syncing email messages that are older than 14 days to the mobile devices.
What should you use?

You have a hybrid deployment between a Microsoft Exchange Online tenant and an on-premises Exchange Server 2019 organization. The deployment contains the resources shown in the following table.

You need to migrate the mailboxes from the on-premises Exchange Server 2019 organization to Exchange Online. The department mailboxes will be migrated to shared mailboxes.
What is the minimum number of Exchange Online licenses required?

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.
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You have a Microsoft Exchange Server 2019 organization that contains 200 mailboxes.
You need to add a second email address to each mailbox. The address must have a syntax that uses the first letter of each user's last name, followed by the user's first name, and then @fabrikam.com.
Solution: You create an email address policy that uses the %1s%[email protected] email address format.
Does this meet the goal?

You have a Microsoft Exchange Online tenant named contoso.com.
You create a partnership with two other companies named fabhkam.com and wingtiptoys.com. All the mailboxes of fabnkam.com are hosted in Microsoft 365. All the mailboxes of wingtiptoys.com are hosted in an on-premises Exchange Server 2019 organization.
You need to ensure that all the email messages sent from contoso.com to fabrikam.com and wingtiptoys.com is encrypted by using TLS.
What should you do?

You have a Microsoft Exchange Online tenant.
Users report that legitimate email messages are delivered to their Junk Email folder.
You plan to use the Microsoft Remote Connectivity Analyzer to identify the cause of the issue.
Which test should you run?